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Beaker weight 85.0g
Beaker plus water, vinegar and 3g of Alka Seltzer 123.013g the mass after reaction 122.130g
Compute the number of moles of CO 2 evolved in each beaker. The molecular weight of CO 2 44.01 g/mole for CO 2.
With reference to relevant clinical analytes, discuss the use of immunoassay within clinical biochemistry.
What is the hydronium ion concentration of a 0.110 M acid solution of an acid whose ionization constant is 5.45 x 10-7
Sodium bicarbonate reacts with citric acid as shown below: What is the theoretical yield of sodium citrate (Na3C6H5O7) when 3.1 g of sodium bicarbonate reacts with 4.4 g of citric acid
calculate the amount of energy present in the following photons and find the region of electromagnetic spectrum for
The resulting solution has an osmotic pressure of 0.605 atm at 25 C. Assuming that the organic compound is a non-electrolyte, what is its molar mass
how could you convert butanenitrile into the following compounds? write each step showing the reagents needed. b
In the following reaction, C2H5OH + 3O2 → 2CO2 + 3H2O, if 54 grams of water is produced, how many grams of C2H5OH is needed for the reaction.
Write the formula for the name or name for the formula of each acid below. (Type your answer using the format copper(II) chloride for CuCl2, and CO2 for CO2.) (a) chloric acid (b) HBrO3 (c) nitrous acid (d) HNO3 (e) hydroiodic acid
In a particular photoelectron spectrum using 21.21 eV photons, electrons were ejected with kinetic energies of 11.01 eV, 8.23 eV, and 5.22 eV. Sketch the molecular orbital energy level diagram for the species, showing the ionization energies of th..
A solution of 0.1 g/ml of a pure R enantiomer in a 1 dmpolarimeter rotates plane polarized light by +4.8 degrees. What is the rotation observed on this solution in a dm polarimeter
Powdered coal ( essentially pure C ) is reacted with excess water to make a mixture of CO,CO2 and H2 The reaction is desired reaction ,CO2 is an undesired waste product. This gas mixture from the reactions of coal with water is further reacted ove..
If 20.45 ml of the above standardized base is required to neutralize 20.4 mg of an unknown organic acid, what is the molar mass of the carboxylic acid
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